9368421 has 16 divisors (see below), whose sum is σ = 13003200. Its totient is φ = 5992448.

The previous prime is 9368399. The next prime is 9368423. The reversal of 9368421 is 1248639.

It is a cyclic number.

It is not a de Polignac number, because 9368421 - 2⁵ = 9368389 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9368423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22150 + ... + 22568.

It is an arithmetic number, because the mean of its divisors is an integer number (812700).

Almost surely, 2^9368421 is an apocalyptic number.

It is an amenable number.

9368421 is a deficient number, since it is larger than the sum of its proper divisors (3634779).

9368421 is a wasteful number, since it uses less digits than its factorization.

9368421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708.

The product of its digits is 10368, while the sum is 33.

The square root of 9368421 is about 3060.7876437283. The cubic root of 9368421 is about 210.8088308408.

The spelling of 9368421 in words is "nine million, three hundred sixty-eight thousand, four hundred twenty-one".